Buggy code:
@ Override public AnnotationProvider getAnnotationProvider ( ) { } public Properties getMessages ( ) { } private Pattern getSkipPattern ( String patternName , Map < String , String > options ) { } private Pattern getOnlyPattern ( String patternName , Map < String , String > options ) { } private Pattern getPattern ( String patternName , Map < String , String > options , String defaultPattern ) { } private Pattern getSkipUsesPattern ( Map < String , String > options ) { } private Pattern getOnlyUsesPattern ( Map < String , String > options ) { } private Pattern getSkipDefsPattern ( Map < String , String > options ) { } private Pattern getOnlyDefsPattern ( Map < String , String > options ) { } private Set < String > createActiveLints ( Map < String , String > options ) { } private Map < String , String > createActiveOptions ( Map < String , String > options ) { } private String [ ] createSuppressWarnings ( Map < String , String > options ) { } @ SuppressWarnings ( "serial" ) public static class CheckerError extends RuntimeException { public final boolean userError ; public CheckerError ( String msg , Throwable cause , boolean userError ) { } } @ Override public void errorAbort ( String msg ) { } @ Override public void errorAbort ( String msg , Throwable cause ) { } public void userErrorAbort ( String msg ) { } private void logCheckerError ( SourceChecker . CheckerError ce ) { } @ Override public void typeProcessingStart ( ) { } public void initChecker ( ) { } protected boolean shouldAddShutdownHook ( ) { } protected void shutdownHook ( ) { } protected void printStats ( ) { } private boolean warnedAboutSourceLevel = false ; protected int errsOnLastExit = 0 ; @ Override public void typeProcess ( TypeElement e , TreePath p ) { } private SourceChecker . CheckerError wrapThrowableAsCheckerError ( String where , Throwable t , TreePath p ) { } protected String formatStackTrace ( StackTraceElement [ ] stackTrace ) { } protected String fullMessageOf ( String messageKey , String defValue ) { } public void message ( Diagnostic . Kind kind , Object source , String msgKey , Object ... args ) { } protected Object processArg ( Object arg ) { } public void message ( Diagnostic . Kind kind , String msg , Object ... args ) { } public String treeToFilePositionString ( Tree tree , CompilationUnitTree currentRoot , ProcessingEnvironment processingEnv ) { } public static final String DETAILS_SEPARATOR = "<seq2seq4repair_space>$$<seq2seq4repair_space>" ; private boolean checkSuppressWarnings ( SuppressWarnings anno , String errKey ) { } private boolean checkSuppressWarnings ( String [ ] userSwKeys , String errKey ) { } private boolean shouldSuppressWarnings ( Tree tree , String errKey ) { Collection < String > checkerKeys = this . getSuppressWarningsKeys ( ) ; if ( checkerKeys . isEmpty ( ) ) { return false ; } TreePath path = trees . getPath ( this . currentRoot , tree ) ; if ( path == null ) { return false ; } VariableTree var = TreeUtils . enclosingVariable ( path ) ; if ( ( var != null ) && ( shouldSuppressWarnings ( InternalUtils . symbol ( var ) , errKey ) ) ) { return true ; } MethodTree method = TreeUtils . enclosingMethod ( path ) ; if ( method != null ) { Element elt = InternalUtils . symbol ( method ) ; if ( shouldSuppressWarnings ( elt , errKey ) ) { return true ; } if ( isAnnotatedForThisCheckerOrUpstreamChecker ( elt ) ) { return false ; } } ClassTree cls = TreeUtils . enclosingClass ( path ) ; if ( cls != null ) { Element elt = InternalUtils . symbol ( cls ) ; if ( shouldSuppressWarnings ( elt , errKey ) ) { return true ; } if ( isAnnotatedForThisCheckerOrUpstreamChecker ( elt ) ) { return false ; } } <START_BUG> if ( hasOption ( "useSafeDefaultsForUnannotatedSourceCode" ) ) { <END_BUG> return true ; } return false ; } public boolean useUncheckedCodeDefault ( String kindOfCode ) { } public boolean shouldSuppressWarnings ( Element elt , String errKey ) { } private boolean isAnnotatedForThisCheckerOrUpstreamChecker ( Element elt ) { } public void report ( final Result r , final Object src ) { } public final boolean getLintOption ( String name ) { } public final boolean getLintOption ( String name , boolean def ) { } protected final void setLintOption ( String name , boolean val ) { } private String parentOfOption ( String name ) { } public Set < String > getSupportedLintOptions ( ) { } protected Set < String > createSupportedLintOptions ( ) { } protected void setSupportedLintOptions ( Set < String > newlints ) { } protected void addOptions ( Map < String , String > moreopts ) { } @ Override public final String getOption ( String name ) { } @ Override public Map < String , String > getOptions ( ) { } @ Override public final boolean hasOption ( String name ) { } @ Override public final String getOption ( String name , String def ) { } @ Override public Set < String > getSupportedOptions ( ) { } protected Collection < String > expandCFOptions ( List < ? extends Class < ? > > clazzPrefixes , String [ ] options ) { } @ Override public final Set < String > getSupportedAnnotationTypes ( ) { } public Collection < String > getSuppressWarningsKeys ( ) { } protected final Collection < String > getStandardSuppressWarningsKeys ( ) { } public final boolean shouldSkipUses ( Element element ) { } public final boolean shouldSkipUses ( String typeName ) { } public final boolean shouldSkipDefs ( ClassTree node ) { } public final boolean shouldSkipDefs ( ClassTree cls , MethodTree meth ) { } protected Properties getProperties ( Class < ? > cls , String filePath ) { }

Fix:
if ( useUncheckedCodeDefault ( "source" ) ) {